Guide for soil surveys for river valley projects 

 - New Delhi  New Delhi  Indian Standard Institution  1970 
<br/><br/> 2nd reprint April 1981 
<br/><br/><label>Subjects--Index Terms: </label>IS:5510-1969 
<br/><br/><label>Dewey Class. No.: </label>627.8:624.131.3